. >>> the music world is mourning the death of jazz pioneer dave brubeck. ♪ [ music ] >> brubeck died yesterday of heart failure on his way to the hospital for a scheduled check- up. he was born 92 years ago today. in concord. his most famous jazz hit was "take 5" from 1959. he learned the piano from his mother and after leading an army band during world warmed 2 he studied at mills college in oakland. >> interesting. ♪ [ music ] >>> the 2013 grammy nominations were announced here on cbs 5 last night during a star- studded special. >> yeah. check that out. that looks like the who right there. call me maybe is up for song of the year and indy pop year fun is nominated in all categories including best new artist record and song of the year. catch of the grammys here on cbs 5 on february 10. >> plenty of news this morning about a silicon valley giant. apple. >> here to talk about it jason brooks with kcbs and cbsmoneywatch.com. >> they had a tough day yesterday. >> apple's worst day for stock in four years. sell-off for 6% losing $35 billion in market cap. that would have been enough m